Why does road divider paint in Yellow and Black?

Why does road divider paint in yellow and black

It is one of the common things in indian roads.Painting yellow & black in road divider and painting white & black in normal road margins. Inorder to provide acknowledge they are painting those colours

White, yellow and black are most visible in fog and in dark surroundings. Not using them lowers visibility and increases glare, and results in more accidents.

They used to be painted in black, white and yellow — three colours approved by international highway codes for their high visibility.

The purpose of the paint is to reflect light and make the dividers visible.

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